package collection.stream;

import java.util.ArrayList;
import java.util.List;
import java.util.Random;
import java.util.stream.Collectors;

public class StreamApiDemo {
    public static void main(String[] args) {
        List<Integer> list = new ArrayList<>();
        Random r = new Random();
        for (int i = 0; i < 10; i++) {
            list.add(r.nextInt(100));
        }
        System.out.println(list);
        List<Integer> list1 =  list.stream().map(x->x*3).collect(Collectors.toList());
        System.out.println(list1);
    }
}
